高亮度显示ｐｈｐ源代码

高亮度显示ｐｈｐ源代码 function HeighPHPcode($Heightstring){
do{
$z=0;
if(preg_match('/(.*?)/s',$Heightstring,$reg)) {
$z=1;
$code='';
ob_start();
highlight_string($reg[1]);
$code = ob_get_contents();
ob_end_clean();
$reg[1] = addslashes($reg[1]);
$Heightstring=preg_replace("/(.*?)/s","$code",$Heightstring,1);
}
}while($z);
return $Heightstring;
}
##########################################################################################
#$PHPcode就是要被加亮的代码
$PHPcode=
function HeighPHPcode($Heightstring){
do{
$z=0;
if(preg_match('/(.*?)/s',$Heightstring,$reg)) {
$z=1;
$code='';
ob_start();
highlight_string($reg[1]);
$code = ob_get_contents();
ob_end_clean();
$reg[1] = addslashes($reg[1]);
$Heightstring=preg_replace("/(.*?)/s","$code",$Heightstring,1);
}
}while($z);
return $Heightstring;
}

END;
##########################################################################################
echo HeighPHPcode("$PHPcode");
?>